7) Find the complement of the following expressions: a) xy'+x'y b) (A'B+CD)E'+E 8) List the truth table of the functions: a) F=xy+xy'+y'z b) F =x'z'+yz 9) Draw logic diagrams to implement the following Boolean expressions: a) Y=A+B+B'(A+C') b) Y = A(BOD)+C' c) Y = (AC)'+B 10) Construct table of minterms and maxterms for 4 variables - x,y,z,w 11) Obtain the truth table of the following functions, and express each function in sum-of-minterms (canonical SOP) and product-of-maxterms (canonical POS) form: a) (xy+z)(y+xz) b) (x+y')(y'+z) c) x'z+wx'y+wyz'+w'y' d) (xy+yz'+x'z)(x+2)